1 files changed, 55 insertions, 0 deletions
diff --git a/packages/taler-wallet-webextension/src/hooks/useWalletDevMode.ts b/packages/taler-wallet-webextension/src/hooks/useWalletDevMode.ts
new file mode 100644
index 000000000..8021db686
--- /dev/null
+++ b/packages/taler-wallet-webextension/src/hooks/useWalletDevMode.ts
@@ -0,0 +1,55 @@
+/*
+ This file is part of GNU Taler
+ (C) 2022 Taler Systems S.A.
+
+ GNU Taler is free software; you can redistribute it and/or modify it under the
+ terms of the GNU General Public License as published by the Free Software
+ Foundation; either version 3, or (at your option) any later version.
+
+ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+import { useState, useEffect } from "preact/hooks";
+import { wxClient } from "../wxApi.js";
+import { ToggleHandler } from "../mui/handlers.js";
+import { TalerError, WalletApiOperation } from "@gnu-taler/taler-wallet-core";
+
+export function useWalletDevMode(): ToggleHandler {
+  const [enabled, setEnabled] = useState<undefined | boolean>(undefined);
+  const [error, setError] = useState<TalerError | undefined>();
+  const toggle = async (): Promise<void> => {
+    return handleOpen(enabled, setEnabled).catch((e) => {
+      setError(TalerError.fromException(e));
+    });
+  };
+
+  useEffect(() => {
+    async function getValue(): Promise<void> {
+      const res = await wxClient.call(WalletApiOperation.GetVersion, {});
+      setEnabled(res.devMode);
+    }
+    getValue();
+  }, []);
+  return {
+    value: enabled,
+    button: {
+      onClick: enabled === undefined ? undefined : toggle,
+      error,
+    },
+  };
+}
+
+async function handleOpen(
+  currentValue: undefined | boolean,
+  onChange: (value: boolean) => void,
+): Promise<void> {
+  const nextValue = !currentValue
+  await wxClient.call(WalletApiOperation.SetDevMode, { devModeEnabled: nextValue });
+  onChange(nextValue);
+  return;
+}